Painter/etcher Edouard-Henri Leon was born in Paris, France on November 10, 1873. He studied studied at the École des Beaux-Arts with Leon Bonnat, Gustave J. Jaquet and Eugene Gaujean. He exhibited his work at the Salons de Artistes Francais of which he became a member in 1906, having obtained an honorable mention in 1902, third class medal 1904, the Prix Belin-Dollet 1908. Leon was awarded France's highest decoration, the Chevalier de la Legion d'Honneur and was a member of its ‘jury de gravure.’ He also illustrated Paul Valery’s “L’Ame et la danse.”

A master etcher and teacher he opened Atelier Edouard Leon on Rue de Médéah in Paris where he became the mentor and instructor of San Antonio, Texas artist Mary Bonner in 1922. In 1927 Leon and Bonner held a joint exhibition at the Witte Memorial Museum in San Antonio, Texas.  He was as a juror for the second Texas Wildflower Exhibition, held at the Witte Museum in San Antonio and sponsored by Edgar B. Davis in 1927. Leon exhibited his etchings in the 1920s with the Brooklyn Society of Etchers and  the Print Maker’s Society of California.

Edouard-Henri Leon died in 1968.